Vacuum inhaler



FIG. 1 is a perspective view of the vacuum inhaler showing my new design view;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof which is the same as a right side elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof. 

The ornamental design for the vacuum inhaler, as shown and described. 